HPE Cray XD6500 vs Lenovo ThinkSystem SD650 V2
Side-by-side specifications from the vendors' own documents. The HPE Cray XD6500 is an enterprise 5U accelerated server platform purpose built for massive artificial intelligence training, generative deep learning models, and complex molecular simulation workloads. The ThinkSystem SD650 V2 is Lenovo's premier direct warm-water liquid-cooled dense compute server node, engineered with Lenovo Neptune Direct Water Cooling (DWC) technology for supercomputing, climate modeling, quantum chemistry, and…
| HPE Cray XD6500 | Lenovo ThinkSystem SD650 V2 | |
|---|---|---|
| Brand | HPE | Lenovo |
| Status | current | end-of-sale |
| Released | Nov 2022 | Apr 2021 |
| Form factor | 5U GPU supercomputing node | blade |
| Cpu sockets | 2 | 2 |
| Cpu architecture | AMD EPYC 9004 or 4th/5th Gen Intel Xeon Scalable | — |
| Accelerators | 8x NVIDIA H100 or H200 SXM5, or AMD Instinct MI300X | — |
| Accelerator interconnect | NVLink 4.0 or Infinity Fabric up to 900GB/s per GPU | — |
| System memory | Up to 3TB DDR5 ECC memory across 24 or 32 DIMMs | — |
| Networking | Up to 8 high-speed PCIe Gen5 / OSFP InfiniBand or Slingshot adapters | — |
| Power supplies | Up to six 3000W titanium hot-plug redundant power supplies | — |
| Cpu platform | — | Dual 3rd Gen Intel Xeon Scalable processors (Ice Lake-SP) up to 270W TDP per node (with zero thermal throttling) |
| Memory slots | — | 16 |
| Memory type | — | DDR4-3200 RDIMM / 3DS RDIMM and Intel Optane Persistent Memory 200 Series |
| Memory max (GB) | — | 2,048 |
| Drive bays | — | Up to 2x 2.5-inch 7mm NVMe or SATA SSDs per node |
| Pcie slots | — | Up to 2 PCIe 4.0 x16 slots plus 1 OCP 3.0 slot per node |
| Network onboard | — | High-speed HDR/NDR InfiniBand or 100GbE mezzanine adapter plus dedicated management port |
| Power supply | — | Shared redundant power supplies in ThinkSystem DW612 enclosure (up to 9 power modules per rack manifold) |
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